Internet Does Not Work When Printer Connected to Linksys Router

I bought a Linksys Router and i installed all the software and the internet worked perfectly fine untill I connected my Ethernet printer to my router. The printer will work perfectly but the Internet will not work at all. What is the ssolutionn so this problem?

Which version of Linkskys router?
Which operating system?
Which computer
How many computers do you have connected to the router?
Does your internet work again when you unplug the printer from the router?